Home / 64,374.72-96,538.40-22,243.98

Finding the Fourth Proportional to 64,374.72, 96,538.40 and 22,243.98

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Solution

The fourth proportional to 64,374.72, 96,538.40 and 22,243.98 is: 33,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,374.72 : 96,538.40 = 22,243.98 : x
  2. Step 2: Convert to fraction form
    64,374.72/96,538.40 = 22,243.98/x
  3. Step 3: Cross multiply
    64,374.72x = 96,538.40 × 22,243.98
  4. Step 4: Simplify right side
    64,374.72x = 2,147,398,238.83
  5. Step 5: Solve for x
    x = 2,147,398,238.83/64,374.72
  6. Step 6: Final answer
    x = 33,357.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.